Celeb Pix: Pink cuts loose on German television

Motherhood clearly hasn't sobered Pink's provocative performances, as seen on Germany's "Wetten dass...?", where Rihanna and Alicia Keys also perform. Plus, Taylor Swift and B.o.B. stage duet at Z100's Jingle Ball 2012, which also features Justin Bieber, Psy and The Wanted; actors Joel McHale, Sarah Hyland and Glenn Close attend the 2nd Annual American Giving Awards; actress Lucy Hale grabs a cover and launch party for Nylon; actress Rosie Perez rubs noses with special guest at the Deer Valley Celebrity Skifest; Prince William steps out without wife Kate for the Winter Whites Gala; Tim McGraw and wife Faith Hill open their limited-run "Soul2Soul" show in Las Vegas; and Robert DeNiro nabs award and a kiss from Kirk Douglas.